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<a name="exo-Extensions-to-GObject"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="exo-Extensions-to-GObject.top_of_page"></a>Extensions to GObject</span></h2>
<p>Extensions to GObject — Miscelleanous extensions to the gdk-pixbuf library</p>
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<div class="refsect1">
<a name="exo-Extensions-to-GObject.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_proto_type">
<col class="functions_proto_name">
</colgroup>
<tbody><tr>
<td class="function_type">
<span class="returnvalue">gboolean</span>
</td>
<td class="function_name">
<a class="link" href="exo-Extensions-to-GObject.html#exo-g-value-transform-negate" title="exo_g_value_transform_negate ()">exo_g_value_transform_negate</a> <span class="c_punctuation">()</span>
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<div class="refsect1">
<a name="exo-Extensions-to-GObject.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;exo/exo.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="exo-Extensions-to-GObject.description"></a><h2>Description</h2>
<p>This facility includes several functions to extend the basic
functionality provided by the GObject library.</p>
</div>
<div class="refsect1">
<a name="exo-Extensions-to-GObject.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="exo-g-value-transform-negate"></a><h3>exo_g_value_transform_negate ()</h3>
<pre class="programlisting"><span class="returnvalue">gboolean</span>
exo_g_value_transform_negate (<em class="parameter"><code>const <span class="type">GValue</span> *src_value</code></em>,
                              <em class="parameter"><code><span class="type">GValue</span> *dst_value</code></em>);</pre>
<div class="warning">
<p><code class="literal">exo_g_value_transform_negate</code> is deprecated and should not be used in newly-written code.</p>
<p>xfce 4.18: Rarely used API</p>
</div>
<p>Applies boolean negation to <em class="parameter"><code>src_value</code></em>
 and stores the result
in <em class="parameter"><code>dst_value</code></em>
.</p>
<p>This function is mostly useful for binding boolean properties
with inversing.</p>
<div class="refsect3">
<a name="exo-g-value-transform-negate.parameters"></a><h4>Parameters</h4>
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<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
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<td class="parameter_name"><p>src_value</p></td>
<td class="parameter_description"><p>A value convertible to <span class="type">gboolean</span>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>dst_value</p></td>
<td class="parameter_description"><p>A value which can be assigned a <span class="type">gboolean</span>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
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<div class="refsect3">
<a name="exo-g-value-transform-negate.returns"></a><h4>Returns</h4>
<p> <code class="literal">TRUE</code> on successful transformation.</p>
</div>
</div>
</div>
<div class="refsect1">
<a name="exo-Extensions-to-GObject.see-also"></a><h2>See Also</h2>
<a class="ulink" href="http://library.gnome.org/devel/gobject/stable/" target="_top">
GObject Reference Manual</a>
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